package com.yupi.yuojbackendjudgeservice.judge.strategy; /*
 * @author  葛建琦~
 */


import cn.hutool.json.JSONUtil;
import com.yupi.yuojbackendmodel.model.codesandbox.JudgeInfo;
import com.yupi.yuojbackendmodel.model.dto.question.JudgeCase;
import com.yupi.yuojbackendmodel.model.dto.question.JudgeConfig;
import com.yupi.yuojbackendmodel.model.entity.Question;
import com.yupi.yuojbackendmodel.model.enums.JudgeInfoMessageEnum;

import java.util.List;

public class DefaultJudgeStrategy implements JudgeStrategy{
    @Override
    public JudgeInfo doJudge(JudgeContext judgeContext) {

        /**
         *
         * 执行判题
         */

         JudgeInfo judgeInfo = judgeContext.getJudgeInfo();
         Long memory = judgeInfo.getMemory();
         Long time = judgeInfo.getTime();
         List<String> inputList = judgeContext.getInputList();
         List<String> outputList = judgeContext.getOutputList();
         Question question = judgeContext.getQuestion();
         List<JudgeCase> judgeCaseList = judgeContext.getJudgeCaseList();

         JudgeInfoMessageEnum judgeInfoMessageEnum = JudgeInfoMessageEnum.ACCEPTED;


         JudgeInfo judgeInfoResponse = new JudgeInfo();
         judgeInfoResponse.setMemory(memory);
         judgeInfoResponse.setTime(time);

         // 先判断沙箱执行的结果输出数量是否和预期输出数量相等
         if(outputList.size() != inputList.size()){
            judgeInfoMessageEnum = JudgeInfoMessageEnum.WRONG_ANSWER;
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;
         }
         for (int i = 0; i < judgeCaseList.size(); i++) {
            JudgeCase judgeCase = judgeCaseList.get(i);
            if(!judgeCase.getOutput().equals(outputList.get(i))){
                judgeInfoMessageEnum = JudgeInfoMessageEnum.WRONG_ANSWER;
                judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
                return judgeInfoResponse;
            }
         }
            //判断题目限制

            String judgeConfigStr = question.getJudgeConfig();
            JudgeConfig judgeConfig = JSONUtil.toBean(judgeConfigStr, JudgeConfig.class);
            Long needMemoryLimit = judgeConfig.getMemoryLimit();
            Long needTimeLimit = judgeConfig.getTimeLimit();
            if(memory > needMemoryLimit){
                judgeInfoMessageEnum = judgeInfoMessageEnum.MEMORY_LIMIT_EXCEEDED;
                judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
                return judgeInfoResponse;
            }
            if(time > needTimeLimit){
                judgeInfoMessageEnum = judgeInfoMessageEnum.TIME_LIMIT_EXCEEDED;
                judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
                return judgeInfoResponse;
            }
            judgeInfoResponse.setMessage(judgeInfoMessageEnum.getValue());
            return judgeInfoResponse;

    }
}
